A good (if heavy and expensive) lens: the Canon EF 300 f/2.8L II USM
Mounted on a Canon EOS 1Ds Mark IIIAnnounced in July 2010, the DxOMark test results for this Canon super-telephoto lens shows that it has excellent resolution, with really very good homogeneity throughout the field. Distortion is simply nonexistent, there’s only a negligeable amount of chromatic aberration, and it has good stability. What vignetting there is not especially annoying, even though it’s a bit higher at f/2.8. It comes with a tripod mount.This all said, the f/2.8 is an expensive lens... and very heavy and cumbersome one to boot. Further, its transmission quality is disappointing for this type of
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